What is the Greatest Common Factor of 63138 and 63148?

Greatest common factor (GCF) of 63138 and 63148 is 2.

GCF(63138,63148) = 2

We will now calculate the prime factors of 63138 and 63148, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 63138 and 63148.

How to find the GCF of 63138 and 63148?

We will first find the prime factorization of 63138 and 63148. After we will calculate the factors of 63138 and 63148 and find the biggest common factor number .

Step-1: Prime Factorization of 63138

Prime factors of 63138 are 2, 3, 17, 619. Prime factorization of 63138 in exponential form is:

63138 = 2¹ × 3¹ × 17¹ × 619¹

Step-2: Prime Factorization of 63148

Prime factors of 63148 are 2, 15787. Prime factorization of 63148 in exponential form is:

63148 = 2² × 15787¹

Step-3: Factors of 63138

List of positive integer factors of 63138 that divides 63138 without a remainder.

1, 2, 3, 6, 17, 34, 51, 102, 619, 1238, 1857, 3714, 10523, 21046, 31569

Step-4: Factors of 63148

List of positive integer factors of 63148 that divides 63138 without a remainder.

1, 2, 4, 15787, 31574

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 63138 and 63148. The biggest common factor number is the GCF number.
So the greatest common factor 63138 and 63148 is 2.

Also check out the Least Common Multiple of 63138 and 63148